When did Zoige Prairie start to grow grass?

It starts in late May or early June. The vegetation growth period of Zoige Prairie starts from the end of May or the beginning of June every year and ends at the end of September or the beginning of 10. During this period, the vegetation on the grassland began to grow, and the grassland became lush and became a beautiful landscape. In winter, the Zoige prairie is covered with thick snow and becomes a snow scene wrapped in snow.